National Technologies (NTI), a Network Connex Company · 1 week ago
Field Lead Technician (L3)
Columbus, OH, US
Full-time
Onsite
Mid, Senior Level
4+ years expNational Technologies (NTI), a Network Connex Company, is seeking a Field Lead Technician (L3) to lead teams performing installation services in advanced technology environments. The role involves overseeing installation quality, training technicians, and ensuring compliance with safety and technical standards.
Customer ServiceData CenterIndustrialNetwork Security
Responsibilities
Lead field teams executing installation services as defined under contractual agreements
Ensure installation services are performed in compliance with technical specifications, safety requirements, and QA and QC standards
Serve as a subject matter expert in fiber optic cable installation, testing, and complex troubleshooting
Review and apply all requirements outlined in specifications, drawings, and supplementary project documentation
Establish and oversee work plans, procedures, and field execution activities
Lead toolbox talks, field coordination activities, and on-site safety discussions
Attend project, coordination, and customer meetings as required by the role
Oversee QA and QC execution for assigned work and ensure documentation accuracy
Identify, troubleshoot, and resolve complex fiber optic network issues at scale
Train, mentor, and develop L2 Field Technicians and L1 Trainee Technicians
Support operational work in live, mission-critical environments
Qualification
Required
Expert-level knowledge of fiber optic cable installation and testing methodologies
Advanced troubleshooting capabilities across fiber optic systems and network infrastructure
Demonstrated understanding of network topology with the ability to teach L1 and L2 technicians
Proficiency in fiber optic testing at scale, including complex fault isolation and resolution
Strong understanding of structured cabling systems, documentation standards, and quality requirements
Ability to lead teams while maintaining safety, quality, and customer standards
4 or more years of documented industry experience
Documented fiber optic testing experience at scale, including complex troubleshooting
Experience leading installation teams in operational and live mission-critical data center environments
Demonstrated ability to interpret and apply specifications, drawings, and project documentation
Possession of all relevant certifications required for the role
High School diploma or GED required
Valid driver's license with a satisfactory driving record
Ability to sit, climb, balance, stoop, kneel, crouch, and crawl
Ability to lift up to 75 pounds
Ability to work in all weather conditions
Benefits
Comprehensive benefits package
Vanguard 401(k) plan, with immediate vesting and a generous company match
11 paid company holidays
Generous PTO accrual schedule
Access to discounts on useful products and services
Company
National Technologies (NTI), a Network Connex Company
Since 2009, National Technologies (NTI) has installed mission-critical data center infrastructure and OSP and ISP fiber solutions to keep our customers connected and competitive.
501-1000 employees
H1B Sponsorship
National Technologies (NTI), a Network Connex Company has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (1)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
unknown2019-06-28Acquired
Leadership Team
Brian James
President
Recent News
2025-09-12
Company data provided by crunchbase